Methyl diethylphosphonoacetate TRIETHYL 2-PHOSPHONOPROPIONATE Trimethyl phosphonoacetate BIS(2,2,2-TRIFLUOROETHYL) (METHOXYCARBONYLMETHYL)PHOSPHONATE Ethyl dimethylphosphonoacetate DIETHYL 2,2-DIETHOXYETHYLPHOSPHONATE tert-Butyl 2-(dimethoxyphosphoryl)acetate TRIETHYL 2-PHOSPHONOPENTANOATE TRIETHYL ALPHA-PROPARGYLPHOSPHONOACETATE POTASSIUM P,P-DIMETHYLPHOSPHONOACETATE